Add missing label to label checker (#2798)

Author: jesseduffield

.github/workflows/ci.yml

@@ -211,4 +211,4 @@ jobs:
         with:
           mode: exactly
           count: 1
-          labels: "ignore-for-release, feature, enhancement, maintenance, docs, i18n"
+          labels: "ignore-for-release, feature, enhancement, bug, maintenance, docs, i18n"